| Business | Phone |
| Industrial Security Ltd 635 Bayside Dr, Saint John E2J 1B4 | (506) 648-3060 |
| Shannahan's Security Ltd 4180 Loch Lomond Rd, Saint John E2N 1L7 | (506) 696-1812 |
| Shannon Security 39 King St, Saint John E2L 4W3 | (506) 636-6329 |
| Canadian Corps Of Comm 111 Prince William St, Saint John E2L 2B2 | (506) 634-8000 |
| Canadian Corps-Commissionaires 111 Prince William St, Saint John E2L 2B2 | (506) 532-4705 |